Suggest using release tag when running generate_workspace
Suggest using release tag when running generate_workspace

Apropos issue #776. This hint in the doc would have saved me from filing a bogus bug.

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Reviewed-on: https://github.com/bazelbuild/bazel/pull/778
MOS_MIGRATED_REVID=112972220

davidzchen/bazel-website,bazelbuild/bazel-website,davidzchen/bazel-website,bazelbuild/bazel-website,davidzchen/bazel-website,bazelbuild/bazel-website,davidzchen/bazel-website